<?php

/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2019/8/19
 * Time: 16:12
 */
class similar_text函数比较两个字符串的相似性
{

}

$word2compare = "stupid";

$words = array(
    'stupid',
    'stu and pid',
    'hello',
    'foobar',
    'stpid',
    'upid',
    'stuuupid',
    'sstuuupiiid',
);

while(list($id, $str) = each($words)){
    similar_text($str, $word2compare, $percent);
    print "Comparing '$word2compare' with '$str': ";
    print round($percent) . "%\n";
}

/*
Results:

Comparing 'stupid' with 'stupid': 100%
Comparing 'stupid' with 'stu and pid': 71%
Comparing 'stupid' with 'hello': 0%
Comparing 'stupid' with 'foobar': 0%
Comparing 'stupid' with 'stpid': 91%
Comparing 'stupid' with 'upid': 80%
Comparing 'stupid' with 'stuuupid': 86%
Comparing 'stupid' with 'sstuuupiiid': 71%